ROCKS AND MINERALS

2. the process by which sediment settles out of water or wind
6. the way a mineral looks when it breaks into irregular pieces
8. a type of rock that forms when an existing rock is exposed to extreme heat and pressure
9. the transport of weathered sediments from one place to another
10. a solid mixture of two or more minerals or other materials
12. small, solid pieces of materials that come from rocks or organisms
14. a mineral's ability to split along flat edges
16. rock that contains a metal or useful mineral
18. the color of a mineral's powder
20. a hard, colorful mineral that has a brilliant, glassy luster

1. a type of rock that forms when particles from other rocks or the remains of plants and animals are cemented together
3. an igneous rock that forms when magma hardens beneath Earth's surface
4. the way a mineral reflects light from its surface
5. a light colored, igneous rock found in continental crust
7. a naturally occurring, inorganic solid with a definite chemical composition and crystal structure
11. the process by which dissolved minerals glue particles of sediment together
13. an igneous rock that forms when lava hardens on Earth's surface
14. the process by which sediments are pressed together under their own weight
15. what the Moh's scale was used for
17. a dark, dense igneous rock found in oceanic crust
19. a type of rock that forms from cooling magma or lava